I used to live in Canada and wondered what it would be like to live in a place like Florida; now that I've been here fifteen years I know, hot as hell.
This image is from the Venice North Jetty, just south of Sarasota.
It's called the sunshine state for a reason. The sun is white, hot, and intense; which is why I remain most of the time indoors. I look forward to the few months I can wear a sweatshirt.
Like anything, you adjust with light clothing, hats, and sunglasses. If however, you work outdoors, then you cover up. Outdoor workers cover from head to toe in the most intense heat and humidity imaginable. Think about that.
I cannot fathom how the early explorers wearing wool and boots made due. But they did, and now we have A/C, Raybans and Piña Coladas. Thank goodness for that.